"I was, point blank, just drinking too much," she confessed. "I got used to being in hair and makeup and having a glass of wine. Then that glass of wine would carry over into me having one before the awards show. And then a bunch at the awards show. And then I felt bad for making kind of an ass of myself to people that I really respected. And that feeling, there's just nothing like that. You feel horrible. It's not a good look for me, for John, for anybody."

‘Tonight’: Jimmy Fallon and Lin-Manuel Miranda Sing Holiday Parodies

Lin-Manuel Miranda and Jimmy Fallon sing a medley of popular songs from 2018, like Migos' "Stir Fry," Ariana Grande's "No Tears Left to Cry" and Cardi B's "I Like It," and change the lyrics to make them about the holiday season.

The mom of one also admitted that she "can't have just one drink" and that there's a history of alcohol abuse in her family, she said, and she's the type of person who "can't just have one drink."

In a separate interview with "Today," Teigen also shared her thoughts about parenting criticism as well. Now as a mom, the model gets shamed for her parenting style.

"It gets to me every time," Teigen told "Today" about the nasty comments she sees on social media. "I feel like pregnancy is the time for them to warm you up to the shaming that’s about to come because they really go in on you."

'Late Night’: Ronan's 'Mary Queen of Scots' Costume Altered Her

Saoirse Ronan talks about the physically altering effects of the costumes for "Mary Queen of Scots," acting with Margot Robbie and orchestrating dramatic plots for her childhood dolls.

(Published Tuesday, Dec. 18, 2018)

The cookbook author offered a recent example: when she posted a photo of 1-year-old daughter Luna wearing jelly shoes. “She’s obsessed with jelly shoes and every time I put them on her, I get a million people saying, ‘Those have chemicals in them,’” she revealed. "It’s just so much. I don’t want to have to look at a photo for 20 minutes before I post it."